Noun
Verb (する, transitive)
1. rolling over; turning over
少女の体が反転した。The girl's body rolled over.
2. turning around (the other way); reversal (of direction, course, etc.); inversion; flipping
彼女の中にあった好意は見事に反転し、憎悪へと変わっていた。The affection she had felt had completely reversed and turned into hatred.
3. producing a positive from a negative; producing a negative from a positive
4. circle inversion; plane inversion